252010402310020 has 24 divisors (see below), whose sum is σ = 529222593211200. Its totient is φ = 100804018379232.

The previous prime is 252010402309993. The next prime is 252010402310033. The reversal of 252010402310020 is 20013204010252.

It is a happy number.

252010402310020 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a junction number, because it is equal to n+sod(n) for n = 252010402309973 and 252010402310000.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 6214191 + ... + 23294569.

It is an arithmetic number, because the mean of its divisors is an integer number (22050941383800).

Almost surely, 2^{252010402310020} is an apocalyptic number.

252010402310020 is a gapful number since it is divisible by the number (20) formed by its first and last digit.

It is an amenable number.

252010402310020 is an abundant number, since it is smaller than the sum of its proper divisors (277212190901180).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

252010402310020 is a wasteful number, since it uses less digits than its factorization.

252010402310020 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 17818107 (or 17818105 counting only the distinct ones).

The product of its (nonzero) digits is 960, while the sum is 22.

Adding to 252010402310020 its reverse (20013204010252), we get a palindrome (272023606320272).

The spelling of 252010402310020 in words is "two hundred fifty-two trillion, ten billion, four hundred two million, three hundred ten thousand, twenty".